(19)

(11)

EP 0 746 802 A1

(12)

(43) Date of publication: 11.12.1996 Bulletin 1996/50 (21) Application number: 95903165.0 (22) Date of filing: 28.11.1994

(51) International Patent Classification (IPC):  G03H 1/ 24( . ) G02B 27/ 00( . ) G03H 1/ 26( . ) G02B 5/ 32( . ) G03H 1/ 22( . ) G03H 1/ 28( . ) (86) International application number: PCT/US1994/013639 (87) International publication number: WO 1995/014960 (01.06.1995 Gazette 1995/23)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB IE IT LI NL SE (30) Priority: 26.11.1993 WO 1993US11501 (71) Applicant: VOXEL Laguna Hills, CA 92653-7017 (US)	(72) Inventors: HART, Stephen, J. San Juan Capistrano, CA 92675 (US) MAILAND, Ken Laguna Hills, CA 92653-7017 (US) (74) Representative: Hanna, Peter William Derek, et al  Tomkins & Co., 5 Dartmouth Road Dublin 6 Dublin 6 (IE)